CN100335334C - Stiffened vehicle structure with cantilever reinforcing member - Google Patents
Stiffened vehicle structure with cantilever reinforcing member Download PDFInfo
- Publication number
- CN100335334C CN100335334C CNB2004100819870A CN200410081987A CN100335334C CN 100335334 C CN100335334 C CN 100335334C CN B2004100819870 A CNB2004100819870 A CN B2004100819870A CN 200410081987 A CN200410081987 A CN 200410081987A CN 100335334 C CN100335334 C CN 100335334C
- Authority
- CN
- China
- Prior art keywords
- vehicle
- frame
- extension
- strut member
- vehicle rear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/087—Luggage compartments
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The frame has a runner (11) placed between a rear end (10) of liner of a rear quarter panel (4) and an auxiliary longitudinal unit (2) to constitute a rear quarter panel closure. The runner (11) has a triangular head (12) presenting a connecting zone (13) with the end (10), and an arm (14) for cooperating with the unit (2). The closure is welded on the panel (4) in the connecting zone.
Description
Technical field
The present invention relates to a kind of rear frame of self-propelled vehicle, described rear frame comprises a bottom, and the mode of (cantilevered-out) is stretched out towards the vehicle rear extension and above supporting zone in this bottom with cantilever, be supported on the rear axle at this supporting zone car body.
Background technology
Body of motor vehicle, particularly " the folding back of the body " or " three railway carriage or compartments " formula body of motor vehicle comprise that one is positioned at the machinery space of front portion, the operator's compartment or the passenger accommodation that are positioned at the centre and back main cabin or the rear boot that is positioned at the rear portion.Described car body is made up of a bottom and a cab frame.Special this bottom is made up of two longerons that extend to rear cabin from engine cylinder block, and this longeron has two longeron extensions below rear boot.This cab frame complex structure, the particularly rear section in both sides comprise respectively and extend to the operator's compartment top from respective longerons in this rear side coaming plate reinforcing line in the rear side coaming plate reinforcing line.The approximate zone that is positioned at vehicle rear axle support car body, the junction in operator's compartment and main cabin, back.Thereby the longeron extension that supports the main cabin, back is that cantilever stretches out.When the cantilever extension elongation is longer, and when Background Region must bear load, particularly when vehicle in tow during a trailer, this longeron extension will bear big torsion, because " knapsack " effect (" backpack " effect) makes it downward-sloping.Longeron extension bevelled shortcoming is the riding stability that has influenced vehicle.
In order to limit this shortcoming, pull bar is set in the main cabin behind vehicle, this pull bar is used for the longeron extension is fixed to cab frame.Described pull bar is installed after having assembled car body, and described pull bar is made of Metallic rod, and an end screw retention of described pull bar is to corresponding longeron extension, and other end screw retention is to the vehicle cab framework.This independently, steady brace has following shortcoming.At first, they have occupied the space of rear boot, thereby have reduced free space.Secondly, they have constituted obstacle, make near Assembly ﹠Disassembly and for example become difficult in the zone of vehicle back light device.
Since their overslaugh the installation or removal of back light, when vehicle is keeped in repair, need the dismounting pull bar.Because described pull bar is not the basic element of character (priori), the personnel of dismounting pull bar can not reinstall the original place with it probably after changing back light.Yet do not have pull bar can cause damaging the riding stability of vehicle, and this shortcoming does not manifest at once.The pull bar fact detachable and that need dismantle pull bar when carrying out specific maintenance is to reduce the shortcoming of vehicle reliability.In addition, separately fixing pull bar disperses rear boot, has reduced free space.
Summary of the invention
An object of the present invention is to provide a kind of vehicle rear frame and remedy above-mentioned shortcoming, this rear frame is applicable to the back main cabin that supporting cantilever is stretched out, under the situation that does not need to dismantle, just can assemble and maintenance operation, and can not reduce the free space of boot compartment.
In order to achieve this end, the invention provides a kind of vehicle rear frame, it comprises a cab frame and a bottom, extend towards vehicle rear in the mode that cantilever stretches out this bottom, and surpass the supporting zone that vehicle rear axle supports car body, described vehicle rear frame is characterised in that it comprises that also at least one connects strut member, is used to connect the top of cab frame and the bottom that cantilever stretches out, and described strut member extends continuously and aligns with cab frame.
Preferably, this bottom is towards the vehicle rear extension and comprise at least one longeron extension, and at least one connects strut member and the combined action of a longeron extension.
This connection strut member for example constitutes a rear mudguard closure elements, and its permanent fixation mode by for example welding or riveted joint is fixed on the cab frame.
This connection strut member may also have guiding device, is used to guide the instrument of installation or removal vehicle rear part.
Preferably, at least one connects strut member and constitutes an extension, and it extends in the rear side coaming plate reinforcing line of cab frame.
This connection strut member constitutes an extension that extends in the rear side coaming plate reinforcing line of cab frame, it is a rear mudguard closure elements preferably, comprise that one is generally leg-of-mutton top, this top has a join domain that connects in the rear side coaming plate reinforcing line, its arm that also has an extension is used for and the combined action of longeron extension, and this longeron extension is preferably perpendicular to this arm.
Preferably, the leg-of-mutton top that is generally of rear mudguard closure elements has a central opening, has at least one recess in a side of opening, is used for guiding tool.
For example, vehicle is " the folding back of the body " formula.
Description of drawings
Describe the present invention ad lib in detail below with reference to accompanying drawing, wherein:
Fig. 1 is the partial view of the motor vehicle rear framework of first embodiment;
Fig. 2 is the partial view of the motor vehicle rear framework of second embodiment; And
Fig. 3 is the fragmentary, perspective view of main cabin structure behind the self-propelled vehicle.
The specific embodiment
Body of motor vehicle framework shown in Figure 1 comprises a bottom, and special this bottom is made up of two parallel longerons 1, and this longeron extends two longeron extensions 2 (in the drawings, a longeron and a longeron extension only being shown) towards vehicle rear.
The junction of each longeron extension 2 and each longeron 1 be positioned at any near, this point is positioned at the vertical direction of the rotation axis 3 of corresponding rear axle, promptly approximately aligns with vehicle rear axle.
Each rear section of cab frame all is by 4 constituting (only showing one of them in the drawings) in the rear side coaming plate reinforcing line, and it is supported by longeron 1 and extends upward from the vehicle bottom.
4 is known elements and complex-shaped in this rear side coaming plate reinforcing line.It has an edge 5, defines to this marginal portion the closed region at vehicle back door, an edge 6, and this ground, marginal portion limits the rear mudguard and an edge 7 of vehicle, and it is equivalent to connect the zone of vehicle roof.4 can have an opening 8 in this rear side coaming plate reinforcing line, and this opening is normally leg-of-mutton and be used to hold the little quarter window of trailing flank.49 are fixed on the longeron 1 by its bottom in this rear side coaming plate reinforcing line, and it has a rear end 10, and the top of vehicle rear luggage cabin (not shown) is approached in this rear end, and with edge 7 alignings that are connected roof.
In order will 4 to be connected on the longeron extension 2 in the rear side coaming plate reinforcing line, the strut member that a usefulness mark 11 is represented is arranged in the rear side coaming plate reinforcing line between 4 the rear end 10 and longeron extension 2, thereby constitutes a rear mudguard closure elements.This strut member or rear mudguard closure elements 11 comprise that one is generally leg-of-mutton top 12, this top has a join domain 13, be used to be connected in the rear side coaming plate reinforcing line 4 rear end 10, also comprise an arm 14, this arm is used for and 2 combineds action of longeron extension.At the join domain 13 that is connected to 4 rear ends 10 in the rear side coaming plate reinforcing line, on the rear mudguard closure elements is welded or riveted in the rear side coaming plate reinforcing line.Similarly, arm 14 is fixed on the longeron extension 2 enduringly.So strut member 11 is connected to the top 10 of cab frame on the part of bottom, this bottom is that cantilever stretches out and is made of longeron extension 2.
The gable top 12 of strut member 11 has a triangle open mouth 15, will illustrate as following, instrument passes this triangle open mouth tightening screw or bolt, thus when the assembling vehicle body part of fixed vehicle, or unclamp screw or bolt and when maintenance operation, tighten them again.In the opening outside, have two recesses 17 in a side 16 of gable top 12, this recess 17 is used for guiding tool Assembly ﹠Disassembly vehicle rear part.This installation or removal instrument is a chasing tool, the shape of recess 17 and the form fit of described cutter, bolt or screw can be tightened or unclamp in recess and its position well thereby cutter can be packed into rightly, and bolt or screw are positioned at vehicle rear and are difficult to approaching zone.
The shape of strut member 11 is suitable, thereby the described strut member that is positioned at vehicle rear body structure can extend continuously and with rear side coaming plate reinforcing line in 4 align, also with longeron extension 2 combineds action perpendicular to it, to bear the crooked torsion of longeron extension, connecting portion between parts, promptly the connecting portion between join domain 13 and arm 14 and the longeron extension 2 can not produce any shearing.
In a second embodiment, as shown in Figure 2, strut member has and above-mentioned approximate shape.Yet, the device of guiding tool be semi-circular indentation 17 ', it is arranged on the side 16 of gable top 2, but on inward flange, promptly in opening 15.
As shown in Figure 3, in strut member 11 and the rear side coaming plate reinforcing line 4 alignment and with 2 combineds action of longeron extension, this strut member is surrounded by rear end panel 18.Coaming plate 18 and strut member 11 define a space 19, and this space is only open towards vehicle interior.Different arrangements of components is in described space 19, vehicle back light for example, although being difficult to enter, described space 19 must fix the vehicle back light by tightening screw or bolt, and the vehicle back light is arranged in the outer zone of operator's field range, and the operator can only fixedly car light operation when assembling vehicle or maintenance operation.For these devices are fixed in the space 19, the operator uses the chasing tool 20 with elbow, and its elbow can make chasing tool pierce into space 19.Work for the ease of the operator, with chasing tool 20 be put into the recess 17 of the opening 15 of strut member 11 ' in (or the recess 17 shown in the embodiment), reorientate chasing tool, the operator can be fixed apace in position to carry out tightening or loosening operation.So when making vehicle frame strut member is installed on the framework, not needing to dismantle strut member 11 can work in space 19.In addition, because its shape makes the free space maximization in vehicle rear luggage cabin, and the power that reduces to connect the vehicle frame remainder, thereby the approximate fatigue stress of having disperseed, the service life of improving framework.
The shape of strut member 11 can be with above-mentioned different, to adapt to the ad hoc structure of vehicle.Importantly strut member is an individual components on the vehicle frame, it extends continuously and aligns with the framework of operator's compartment, also with the combined action of longeron extension, this longeron extension extends to the rear portion as much as possible to support this strut member well, and described strut member has a space that the instrument that carries out installation or removal is passed, strut member has for example device of recess, and it can reorientate described installation or removal instrument.
At last, clearly vehicle frame comprises two side parts, on one side one, so this framework generally includes two connection strut members, these two the longitudinal plane symmetries that connect strut member about the vehicle symmetry.
Claims (6)
1. vehicle rear frame, it comprises a cab frame and a bottom, extend towards vehicle rear in the mode that cantilever stretches out this bottom, and surpass the supporting zone that vehicle rear axle supports car body, described vehicle rear frame is characterised in that: it comprises that also at least one connects strut member (11), be used to connect the top (10) of cab frame and the bottom (2) that cantilever stretches out, described strut member extends continuously and aligns with cab frame; This connection strut member (11) also has guiding device (17; 17 '), be used to guide the instrument of installation or removal vehicle rear part; This vehicle comprises that one stretches out the part of length to back boom.
2. according to the vehicle rear frame of claim 1, it is characterized in that: this bottom is towards the vehicle rear extension and comprise at least one longeron extension (2), and at least one connects strut member (11) and is fastened on the longeron extension (2).
3. according to the vehicle rear frame of claim 2, it is characterized in that: this connection strut member (11) constitutes a rear mudguard closure elements, and it is fixed on the cab frame by the permanent fixation mode.
4. according to any vehicle rear frame among the claim 1-3, it is characterized in that: this cab frame comprises at least one rear side coaming plate reinforcing line (4), at least one connects supporting member (11) and constitutes an assembling extension, and it extends to the top of (4) in the rear side coaming plate reinforcing line.
5. according to the vehicle frame of claim 4, it is characterized in that: the connection strut member (11) that constitutes (4) extension in the rear side coaming plate reinforcing line is a rear mudguard closure elements, it comprises that one is roughly leg-of-mutton top (12), this top has the join domain (13) of (4) in the connection rear side coaming plate reinforcing line, it also has the arm (14) of an extension, and this arm is fastened on the longeron extension (2).
6. according to the vehicle frame of claim 5, it is characterized in that: the top (12) of rear mudguard closure elements (11) has a central opening (15), has at least one recess (17) in the side (16) of opening, is used for guiding tool.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0314747A FR2863577B1 (en) | 2003-12-16 | 2003-12-16 | VEHICLE STRUCTURE RIGIDIFIED BY A REAR FAULT DOOR REINFORCEMENT |
| FR03/14747 | 2003-12-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1629029A CN1629029A (en) | 2005-06-22 |
| CN100335334C true CN100335334C (en) | 2007-09-05 |
Family
ID=34508677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100819870A Expired - Fee Related CN100335334C (en) | 2003-12-16 | 2004-12-15 | Stiffened vehicle structure with cantilever reinforcing member |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1544083B1 (en) |
| CN (1) | CN100335334C (en) |
| AT (1) | ATE420809T1 (en) |
| DE (1) | DE602004019038D1 (en) |
| ES (1) | ES2318252T3 (en) |
| FR (1) | FR2863577B1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424070B (en) * | 2011-11-22 | 2013-05-08 | 重庆长安汽车股份有限公司 | Automotive body rear side wall assembly structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840423A (en) * | 1987-03-31 | 1989-06-20 | Mazda Motor Corporation | Front body structure of a motorcar |
| US4973103A (en) * | 1987-12-11 | 1990-11-27 | Mazda Motor Corporation | Vehicle rear body structure |
| JPH1045027A (en) * | 1996-08-05 | 1998-02-17 | Honda Motor Co Ltd | Body structure for automobile |
| JPH11180347A (en) * | 1997-12-18 | 1999-07-06 | Nissan Motor Co Ltd | Rear body structure |
| JP2003237622A (en) * | 2002-02-14 | 2003-08-27 | Kanto Auto Works Ltd | Front pillar structure of vehicle with triangular window |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2389907A (en) * | 1941-12-09 | 1945-11-27 | Midland Steel Prod Co | Vehicle structure |
| US4428599A (en) * | 1982-02-01 | 1984-01-31 | The Budd Company | Front and rear energy absorbing structures for a four passenger vehicle |
| JPH10230868A (en) * | 1997-02-20 | 1998-09-02 | Yamaha Motor Co Ltd | Car body structure of passenger car |
| CA2439821C (en) * | 2001-03-02 | 2009-06-30 | Magna International Inc. | Hybrid space frame for motor vehicule |
| EP1441940B1 (en) * | 2001-11-09 | 2007-07-25 | Magna International Inc | Modular underbody for a motor vehicle |
-
2003
- 2003-12-16 FR FR0314747A patent/FR2863577B1/en not_active Expired - Fee Related
-
2004
- 2004-12-01 DE DE602004019038T patent/DE602004019038D1/en not_active Expired - Fee Related
- 2004-12-01 ES ES04292849T patent/ES2318252T3/en active Active
- 2004-12-01 EP EP04292849A patent/EP1544083B1/en not_active Not-in-force
- 2004-12-01 AT AT04292849T patent/ATE420809T1/en not_active IP Right Cessation
- 2004-12-15 CN CNB2004100819870A patent/CN100335334C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840423A (en) * | 1987-03-31 | 1989-06-20 | Mazda Motor Corporation | Front body structure of a motorcar |
| US4973103A (en) * | 1987-12-11 | 1990-11-27 | Mazda Motor Corporation | Vehicle rear body structure |
| JPH1045027A (en) * | 1996-08-05 | 1998-02-17 | Honda Motor Co Ltd | Body structure for automobile |
| JPH11180347A (en) * | 1997-12-18 | 1999-07-06 | Nissan Motor Co Ltd | Rear body structure |
| JP2003237622A (en) * | 2002-02-14 | 2003-08-27 | Kanto Auto Works Ltd | Front pillar structure of vehicle with triangular window |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1629029A (en) | 2005-06-22 |
| FR2863577A1 (en) | 2005-06-17 |
| FR2863577B1 (en) | 2007-03-02 |
| DE602004019038D1 (en) | 2009-03-05 |
| ES2318252T3 (en) | 2009-05-01 |
| EP1544083B1 (en) | 2009-01-14 |
| EP1544083A1 (en) | 2005-06-22 |
| ATE420809T1 (en) | 2009-01-15 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070905 Termination date: 20171215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |